High temperature alloys for petrochemical plant

Metrode has a comprehensive range of consumables for welding high carbon austenitic alloys used at high
temperatures in chemical and petrochemical plant. We have an established track record of manufacturing
specialist high alloy products for furnace tubes, pyrolosis coils and reformer tubes. The range is being
continuously developed and expanded to take into account alloy developments and to meet the changing
needs of industry for increased performance.

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Alloy

Process

Product

Specifications

AWS

BS EN

HK40

MMA Thermet 310H E310H-15 E 25 20 H B

800

MMA Thermet 800Nb

TIG/MIG 21.33.Mn

18/37

MMA Thermet R17.38H (E330H-16) BS 15.35.H.R
25.35.Nb MMA Thermet 25.35.Nb

HP40Nb

MMA Thermet HP40Nb

BS: 25.35.H.Nb.B
TIG/MIG 25.35.4C.Nb

35.45

MMA Thermet 35.45.Nb

TIG/MIG

35.45.Nb

Supertherm MMA Thermet HP50WCo

22H

MMA Thermet 22H

657

MMA Nimrod  657

617

MMA Nimrod  617KS ENiCrCoMo-1 E Ni6617

TIG

61-70

ERNiCrCoMo-1 SNi6617

Furnace tube assembly showing the severe conditions for which Thermet electrodes have been designed.

Ethyl Benzine and HFA Units at Shell UK.

Welding of furnace tube assembly with Metrode 25.35.4.CNb TIG Wire.